Contents
Tyan S1668 Dual Pentium Pro ATX 440FX PCI-ISA System Board
Table Of Contents
Introduction
Hardware Specifications/Features
Environment
Software Specifications
Board Installation
VRM1
On Board Resource Setting .1 S1668 ATX Board Layout
CPU Clock Multiplier J21, J22, J23 and J24
Jumper Settings CPU Speed J27, J21, J22, J23, and J24
Cmos Resest/Password Reset J41Default off
Dram Voltage J2, J3, J14, J15, J4, J5, J16 and J17Default
Speaker Connector J43 Keylock Connector J44
Turbo Switch J47 Non-Turbo Mode Not Supported
Selection J28 & J29
InfraRed Interface Con4 and Con5
Reset Connector J45
Turbo LED Connector J42
Flash Eeprom J32Default
Turbo LED Connector Installation
Soft Power On Switch J1 CPU FAN Power J49 and J50
Speaker Connector Installation
Turbo Switch
Refer to for Flash Eeprom upgrade procedures
Hardware Reset Switch Connector Installation
Voltage ID for Older Pentium Pro CPUs J10 and J20
Dram Installation
Bank0 Bank1 Bank2 Bank3 Total
Memory Table
CPU Installation
VRM Installation
Peripheral Device Installation
Connecting the Power Supply & On/Off Switch
Entering Setup
Bios Configuration
Control Keys
Getting Help Main Menu
Setup Page menu/Option Page Setup Menu
Power Management setup
Standard Cmos setup
Bios features setup
Chipset features setup
Standard Cmos Setup Menu
Date
Time
Drive a type/Drive B type
Primary/Secondary Drive type
Video
Halt On
Memory
Other Memory
Expanded Memory
CPU Internal Cache/External Cache
Boot Sequence
Swap Floppy Drive Default value is Disabled
Virus warning
Boot Up NumLock Status Default value is On
Boot Up Floppy Seek
Chipset Features Setup
ROM ISA Bios Power Management Setup Award SOFTWARE, INC
Power Management
Doze Mode
Standby Mode
Power Down Activities
PCI Slot Configuration
PCI/ISA PnP
Resources Controlled By
IRQ n assigned to
Legacy ISA
Integrated Peripherals
Load Setup Defaults
ROM ISA Bios Cmos Setup Utility Award SOFTWARE, INC
IDE HDD Auto Detection
Flash Writer Utility
Page
Flash Memory Writer
Flash Memory Writer Utility Screen Award
System Resources
Timer & DMA Channel MAP